Sodium hydroxide mix (50%)

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Sodium hydroxide (from chlorine-alkali electrolysis, membrane)

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Sodium hydroxide (caustic soda) mix (100%)

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Sodium chloride (rock salt)

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Soaping in pad-steam

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Soaping in pad-steam

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Silk fabric dyed with dark acid dyes and printed, flat-screen

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Silk fabric dyed with dark acid dyes and printed, rotary-screen

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Silk fabric dyed with dark acid dyes in jigger

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Silk fabric dyed with dark acid dyes in winch beck

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